Tools/Audio DuckingLowers the music automatically whenever someone speaks.
Voice video or audio
Drop voice trackMP4, MOV, MP3, WAV
Background music
Drop music trackMP3, WAV, M4A · auto-loops
Music level when voice is speaking: 20%
20% means music drops to 1/5 of its volume when speech is detected.
5% (very quiet)50% (subtle)
Base music level: 60%
10%150%